Taylor 8657 Operating Instructions Manual - page 32
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Operating Procedures
Model 8657
Figure 46
Figure 47
Note: Alignment of the air/mix pump is extremely
important. Severe and costly damage may occur if it is
not properly aligned.
Air/Mix Pump Assembly -- Soft
Serve Side
The purpose of the air/mix pump is to meter a specific
amount of air and mix and transfer this combination to
the freezing cylinder.
Step 1
Assemble the piston. Slide the o--ring into the groove
on the piston. DO NOT lubricate this o--ring.
Figure 48
Note: Check bands have two smooth surfaces. A
concave shape indicates an incorrect assembly. Turn
the check band inside out to correctly expose the flat
surface.
Figure 49
Step 2
Assemble the valve body. Slide the three check bands
and three o--rings into the grooves on the valve body.
DO NOT lubricate the check bands or o--rings.
Figure 50